fix: optimization: PVS-Studio warning V820

Replaced copying of the 'sources' variable with move semantics to improve performance.

By moving instead of copying, we avoid unnecessary copying of data and enhance efficiency.

Reported by: PVS-Studio
Signed-off-by: Vyacheslav Ivanov <islavaivanov76@gmail.com>

src/content/PacksManager.cpp

@@ -8,7 +8,7 @@
 PacksManager::PacksManager() = default;
 
 void PacksManager::setSources(std::vector<fs::path> sources) {
-    this->sources = sources;
+    this->sources = std::move(sources);
 }
 
 void PacksManager::scan() {